Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to PCS-18, "Diagnosis Procedure".
TCM branch line circuit
CAN communication circuitHeater and Air Conditioner (automatic)
Front defroster button
Temperature control dial (driver's side)/
AUTO button
Display screen
Temperature control dial (passenger's
side)/DUAL button
Fresh air intake button
Air recirculation button
(air conditioner) button
(manual air flow control)
button
(fan speed cont ...
Troubleshooting guide
Verify the location of all Intelligent Keys that are
programmed for the vehicle. If another Intelligent
Key is in range or inside the vehicle, the vehicle
system may respond differently than expected.
Symptom
Possible Cause
Remedy
When pushing the ignition switch to sto ...
Key slot
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147,
"Wiring Diagram" or SEC-128, "Wiring Diagram".
1.CHECK KEY SLOT POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect key slot connector.
Check voltage between slot harness co ...